Details

Time bar (total: 21.4s)

sample223.0ms

Algorithm
intervals
Results
113.0ms703×body80nan
21.0ms255×body80valid
0.0msbody160valid

simplify40.0ms

Counts
1 → 1
Calls
1 calls:
Slowest
39.0ms
(* (sqrt (- x 1)) (sqrt x))

prune11.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.5b

localize23.0ms

Local error

Found 1 expressions with local error:

0.5b
(* (sqrt (- x 1)) (sqrt x))

rewrite50.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
14×sqrt-prod
10×associate-*l*
*-un-lft-identity
associate-*r*
pow1 add-cube-cbrt
unswap-sqr
add-cbrt-cube pow-prod-down add-exp-log
sqrt-pow1 pow1/2 sqrt-div associate-*l/ difference-of-squares
flip3-- sqrt-unprod difference-of-sqr-1 prod-exp *-commutative cbrt-unprod insert-posit16 flip-- distribute-lft-out-- add-log-exp
Counts
1 → 37
Calls
1 calls:
Slowest
47.0ms
(* (sqrt (- x 1)) (sqrt x))

series80.0ms

Counts
1 → 3
Calls
1 calls:
Slowest
80.0ms
(* (sqrt (- x 1)) (sqrt x))

simplify2.1s

Counts
43 → 40
Calls
43 calls:
Slowest
428.0ms
(* (* (* (sqrt (- x 1)) (sqrt (- x 1))) (sqrt (- x 1))) (* (* (sqrt x) (sqrt x)) (sqrt x)))
307.0ms
(* (sqrt (- (pow x 3) (pow 1 3))) (sqrt x))
245.0ms
(* (* (* (sqrt (- x 1)) (sqrt x)) (* (sqrt (- x 1)) (sqrt x))) (* (sqrt (- x 1)) (sqrt x)))
132.0ms
(exp (* (sqrt (- x 1)) (sqrt x)))
72.0ms
(- x (+ (* 1/8 (/ 1 x)) 1/2))

prune296.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0b

localize9.0ms

Local error

Found 0 expressions with local error:

rewrite0.0ms

Algorithm
rewrite-expression-head
Rules
Counts
0 → 0
Calls
0 calls:
Slowest

series0.0ms

Counts
0 → 0
Calls
0 calls:
Slowest

simplify0.0ms

Counts
0 → 0
Calls
0 calls:
Slowest

prune5.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize19.0ms

Local error

Found 4 expressions with local error:

0.5b
(cbrt x)
0.5b
(cbrt x)
0.4b
(* (sqrt (+ x -1)) (fabs (cbrt x)))
0.3b
(* (* (sqrt (+ x -1)) (fabs (cbrt x))) (sqrt (cbrt x)))

rewrite54.0ms

Algorithm
rewrite-expression-head
Rules
17×add-sqr-sqrt
14×*-un-lft-identity
12×associate-*r* add-cube-cbrt sqrt-prod
11×pow1 add-cbrt-cube add-exp-log
cbrt-prod associate-*l*
associate-*l/
sqrt-div pow-prod-down prod-exp cbrt-unprod insert-posit16 add-log-exp
flip3-+ pow1/3 *-commutative flip-+ unswap-sqr
difference-of-sqr--1 distribute-lft-out
Counts
4 → 78
Calls
4 calls:
Slowest
31.0ms
(* (* (sqrt (+ x -1)) (fabs (cbrt x))) (sqrt (cbrt x)))
20.0ms
(* (sqrt (+ x -1)) (fabs (cbrt x)))
1.0ms
(cbrt x)
1.0ms
(cbrt x)

series775.0ms

Counts
4 → 12
Calls
4 calls:
Slowest
304.0ms
(cbrt x)
267.0ms
(cbrt x)
140.0ms
(* (* (sqrt (+ x -1)) (fabs (cbrt x))) (sqrt (cbrt x)))
63.0ms
(* (sqrt (+ x -1)) (fabs (cbrt x)))

simplify5.9s

Counts
94 → 90
Calls
94 calls:
Slowest
996.0ms
(* (* (* (* (sqrt (+ x -1)) (fabs (cbrt x))) (* (sqrt (+ x -1)) (fabs (cbrt x)))) (* (sqrt (+ x -1)) (fabs (cbrt x)))) (* (* (sqrt (cbrt x)) (sqrt (cbrt x))) (sqrt (cbrt x))))
588.0ms
(* (* (* (* (sqrt (+ x -1)) (fabs (cbrt x))) (sqrt (cbrt x))) (* (* (sqrt (+ x -1)) (fabs (cbrt x))) (sqrt (cbrt x)))) (* (* (sqrt (+ x -1)) (fabs (cbrt x))) (sqrt (cbrt x))))
584.0ms
(* (* (sqrt (+ (pow x 3) (pow -1 3))) (fabs (cbrt x))) (sqrt (cbrt x)))
529.0ms
(* (sqrt (+ (pow x 3) (pow -1 3))) (fabs (cbrt x)))
347.0ms
(* (* (* (sqrt (+ x -1)) (fabs (cbrt x))) (* (sqrt (+ x -1)) (fabs (cbrt x)))) (* (sqrt (+ x -1)) (fabs (cbrt x))))

prune900.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize25.0ms

Local error

Found 1 expressions with local error:

29.0b
(pow (* (- x 1) x) (/ 1 2))

rewrite25.0ms

Algorithm
rewrite-expression-head
Rules
13×pow-unpow
times-frac
add-sqr-sqrt *-un-lft-identity add-cube-cbrt
pow1 add-exp-log
pow-pow pow-exp
pow-to-exp unpow-prod-down add-cbrt-cube pow-prod-down prod-exp insert-posit16 div-inv add-log-exp sqr-pow
Counts
1 → 28
Calls
1 calls:
Slowest
24.0ms
(pow (* (- x 1) x) (/ 1 2))

series74.0ms

Counts
1 → 3
Calls
1 calls:
Slowest
74.0ms
(pow (* (- x 1) x) (/ 1 2))

simplify6.7s

Counts
33 → 31
Calls
33 calls:
Slowest
718.0ms
(pow (* (- x 1) x) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt 2) (cbrt 2))))
547.0ms
(* (* (pow (* (- x 1) x) (/ 1 2)) (pow (* (- x 1) x) (/ 1 2))) (pow (* (- x 1) x) (/ 1 2)))
413.0ms
(pow (* (- x 1) x) (* (cbrt (/ 1 2)) (cbrt (/ 1 2))))
337.0ms
(exp (pow (* (- x 1) x) (/ 1 2)))
322.0ms
(pow (* (- x 1) x) (/ (* (cbrt 1) (cbrt 1)) (sqrt 2)))

prune184.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes26.0ms

Accuracy

0% (0.4b remaining)

Error of 0.4b against oracle of 0.0b and baseline of 0.4b

bsearch1.0ms

end0.0ms

sample3.9s

Algorithm
intervals
Results
2.8s23656×body80nan
624.0ms7992×body80valid
1.0msbody160valid